Larken was born in Brooklyn, New York and has appeared in such notable television series as Bonanza, Gunsmoke, Medical Center, Marcus Welby, M.D., Hawaii Five-O, It Takes a Thief, Barnaby Jones, Starsky and Hutch, Trapper John, M.D., Little House on the Prairie, Rawhide, The Incredible Hulk, Dallas and L.A. Law. She also appeared in "No Way Out," the final episode of the 1977 anthology series Quinn Martin's Tales of the Unexpected (known in the United Kingdom as Twist in the Tale). Her made-for-television movies include Attack on Terror: The FBI vs. the Ku Klux Klan (1975), Cave-In! (1983) and The Midnight Hour (1985).
